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Byju's Answer
Standard VII
Physics
Bulk Modulus
What is the p...
Question
What is the percentage error in the surface area of a sphere, when the error in measuring its radius is
±
4%?
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Solution
Surface area of sphere
=
4
π
r
2
Δ
S
S
=
2
Δ
r
r
=
2
×
4
=
8
%
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